Deep structures of the brain

MCQ 1. Relay station to all the main sensory pathways (except the olfactory pathway)?

• Thalamus

• Subthalamus

• Epithalamus

• Hypothalamus

MCQ 2. Functions of the limbic system.

• Required for visual experiences.

• Concerned with recent memory.

• Plays an important role in olfactory function.

• Directly Influences the activity of the endocrine system.

MCQ 3. Basal ganglia.

• The head of the caudate nucleus is connected to the putamen.

• The tegmentum of the midbrain forms part of the basal nuclei.

• The internal capsule lies lateral to the globus pallldus.

• The basal nuclei are formed of white matter.

MCQ 4. White matter of the brain and example correctly matched in.

• Association fibres – Internal capsule

• Commissural fibres – Fronto-occipital bundle

• Projection fibres - Corticospinal tract

• Fornix – Corona radiata

MCQ 5. Ventricular system.

• Cerebral aqueduct connects the third ventricle with the fourth ventricle.

• The two lateral ventricles communicate directly with one another through the foramen of Monro.

• Lined with simple squamous epithelium.

• Choroid plexuses are found only in the lateral ventricles.